ATE14586T1 - METHOD OF TREATMENT OF AN OLEFIN POLYMER TO REMOVE RESIDUES OF CATALYST AND ARTICLES MOLDED FROM THE TREATED POLYMER. - Google Patents
METHOD OF TREATMENT OF AN OLEFIN POLYMER TO REMOVE RESIDUES OF CATALYST AND ARTICLES MOLDED FROM THE TREATED POLYMER.Info
- Publication number
- ATE14586T1 ATE14586T1 AT81300959T AT81300959T ATE14586T1 AT E14586 T1 ATE14586 T1 AT E14586T1 AT 81300959 T AT81300959 T AT 81300959T AT 81300959 T AT81300959 T AT 81300959T AT E14586 T1 ATE14586 T1 AT E14586T1
- Authority
- AT
- Austria
- Prior art keywords
- olefin polymer
- polymer
- catalyst
- polymerization
- treatment
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F6/00—Post-polymerisation treatments
- C08F6/02—Neutralisation of the polymerisation mass, e.g. killing the catalyst also removal of catalyst residues
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
A method for treating an olefin polymer, which comprises contacting an olefin polymer obtained by polymerizing an olefin in the presence of a catalyst composed of (A) a highly active transition metal compound, (B) an organoaluminum compound and (C) a carbonyl- or Si-containing electron donor, with (D) an organometallic compound of a metal of Groups I to III of the periodic table after the polymerization. This method can markedly reduce the amount of an electron donor remaining in an olefin polymer after polymerization, the electron donor being an ingredient of a catalyst used in the polymerization and constituting the main cause of an offensive odor which the resulting polymer gives off.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2799380A JPS56125405A (en) | 1980-03-07 | 1980-03-07 | Treatment of olefin polymer |
EP81300959A EP0035896B1 (en) | 1980-03-07 | 1981-03-06 | Method for treating an olefin polymer to remove catalyst residue therefrom and shaped articles of the treated polymer |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE14586T1 true ATE14586T1 (en) | 1985-08-15 |
Family
ID=12236340
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT81300959T ATE14586T1 (en) | 1980-03-07 | 1981-03-06 | METHOD OF TREATMENT OF AN OLEFIN POLYMER TO REMOVE RESIDUES OF CATALYST AND ARTICLES MOLDED FROM THE TREATED POLYMER. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4369306A (en) |
EP (1) | EP0035896B1 (en) |
JP (1) | JPS56125405A (en) |
AT (1) | ATE14586T1 (en) |
CA (1) | CA1146698A (en) |
DE (1) | DE3171534D1 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6777508B1 (en) | 1980-08-13 | 2004-08-17 | Basell Poliolefine Italia S.P.A. | Catalysts for the polymerization of olefins |
IT1209255B (en) | 1980-08-13 | 1989-07-16 | Montedison Spa | CATALYSTS FOR THE POLYMERIZATION OF OLEFINE. |
IT1231780B (en) * | 1989-08-09 | 1991-12-21 | Enichem Anic Spa | METHOD FOR REMOVAL OF AICI3-BASED CATALYTIC RESIDUES FROM POLYMERIC MIXTURES. |
IT1244724B (en) * | 1991-02-11 | 1994-08-08 | Enimont Anic Srl | PROCEDURE FOR THE PREPARATION OF COLORLESS HYDROCARBON RESINS AND ITS RESULTING PRODUCTS |
IT1245247B (en) * | 1991-03-26 | 1994-09-13 | Enimont Anic Srl | IMPROVED PROCEDURE FOR THE REMOVAL OF CATALYTIC RESIDUES BASED ON ALCL3 AND / OR ITS COMPLEXES |
US5281696A (en) * | 1992-12-07 | 1994-01-25 | Shell Oil Company | Removal of hydrogenation catalyst from polymer solutions by trialkyl aluminum precipitation |
US6057407A (en) * | 1997-01-08 | 2000-05-02 | Bp Amoco Corporation | High melt flow propylene polymer produced by gas-phase polymerization |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL213771A (en) * | 1956-01-18 | |||
BE559727A (en) * | 1956-08-02 | |||
GB838977A (en) * | 1957-05-31 | 1960-06-22 | Ici Ltd | Improvements in and relating to the treatment of polymers |
GB849085A (en) * | 1957-05-31 | 1960-09-21 | Ici Ltd | Improvements in and relating to the treatment of polymers |
US4051313A (en) * | 1973-08-03 | 1977-09-27 | Montedison S.P.A. | Process for purifying polypropylene |
GB1547331A (en) * | 1976-04-06 | 1979-06-13 | Mitsubishi Petrochemical Co | Method of stabilizing an olefin polymer |
-
1980
- 1980-03-07 JP JP2799380A patent/JPS56125405A/en active Granted
-
1981
- 1981-03-04 US US06/240,404 patent/US4369306A/en not_active Expired - Lifetime
- 1981-03-04 CA CA000372286A patent/CA1146698A/en not_active Expired
- 1981-03-06 DE DE8181300959T patent/DE3171534D1/en not_active Expired
- 1981-03-06 EP EP81300959A patent/EP0035896B1/en not_active Expired
- 1981-03-06 AT AT81300959T patent/ATE14586T1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0035896B1 (en) | 1985-07-31 |
EP0035896A1 (en) | 1981-09-16 |
US4369306A (en) | 1983-01-18 |
JPS6342643B2 (en) | 1988-08-24 |
DE3171534D1 (en) | 1985-09-05 |
JPS56125405A (en) | 1981-10-01 |
CA1146698A (en) | 1983-05-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69317566D1 (en) | METHOD FOR PRODUCING AN ETHYLENIC COPOLYMERISAT | |
ATE200499T1 (en) | METHOD FOR COPOLYMERIZING OLEFINS | |
ES462046A1 (en) | Process for preparing -olefin polymers or copolymers | |
DE69501971D1 (en) | Ternary catalyst system and process for the preparation of polymers of diolefins | |
ES2064580T3 (en) | A SOLID CATALYST COMPONENT FOR OLEFIN POLYMERIZATION AND AN OLEFIN POLYMERIZATION CATALYST. | |
ES2103562T3 (en) | POLYMERIC COMPOSITIONS FOR CONTACT LENSES. | |
ES2064871T3 (en) | CATALYTIC CARBONILATION PROCEDURE. | |
ATE39491T1 (en) | PROCESSES FOR THE PREPARATION OF AN ACTIVE SOLID HYDROCARBON APPLICABLE IN THE POLYMERIZATION OF OLEFINS, AND METHODS FOR THE SYNTHESIS OF POLYMERS OF OLEFINS OR COMPOSED POLYMERS, IN WHICH SAID ACTIVE SOLID HYDROCARBON IS USED AS A CATALYST. | |
ATE14586T1 (en) | METHOD OF TREATMENT OF AN OLEFIN POLYMER TO REMOVE RESIDUES OF CATALYST AND ARTICLES MOLDED FROM THE TREATED POLYMER. | |
ATE174350T1 (en) | METHOD FOR POLYMERIZATION USING DIE-CONTAINING CATALYSTS | |
SG83223A1 (en) | Modified particles, catalyst for olefin polymerization using the same, and process of producing olefin polymer | |
AR014790A1 (en) | PROCESS FOR POLYMERIZATION OF OLEFINS AND POLYMERIZATION CATALYST COMPONENT | |
ATE159956T1 (en) | METHOD FOR PRODUCING POLYMERS OF ETHYLENE BY SUSPENSION POLYMERIZATION | |
DE69204768D1 (en) | Process for the preparation of a solid catalyst component for ethylene (co) polymerization. | |
ES8403045A1 (en) | Process for treating a polymerization reactor | |
DE69118267D1 (en) | Ethylene polymers and processes for making them in the gas phase | |
DE69221678D1 (en) | Removal of residual monomers from polymers | |
DE69416854T2 (en) | METHOD FOR POLYMERIZING CYCLIC OLEFINS AND PHOTOPOLYMERIZABLE COMPOSITION | |
ATE147763T1 (en) | METHOD FOR CLEANING A STYRENE POLYMER | |
JPS5381492A (en) | Alpha-olefin polymerization solid catalyst | |
DE50212940D1 (en) | METHOD FOR POLYMERIZING OLEFINES | |
JPS52139184A (en) | Polymerization of ethylene or alpha-olefin | |
ATE18058T1 (en) | PROCESS FOR THE MANUFACTURE OF ETHYLENE COPOLYMERS. | |
JPS5494591A (en) | Production of olefin polymer | |
JPS5380382A (en) | Alpha-olefin polymerization catalyst compoment |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
EELA | Cancelled due to lapse of time |